Sleep is when you heal

Preview text: The most important part of your routine happens while you sleep.

Felix GrayFriday, May 15, 2026 at 2:00 PM EasternKlaviyo
Felix GraySleep is when you heal
Subject
Sleep is when you heal
Preview text
The most important part of your routine happens while you sleep.
From
hello@email.felixgray.com
Sent
Fri May 15, 2026, 2:00 PM ET
Sent to
felixgray.com
Size
26 KB
Images
7
Links
9, 4 of them buttons
Subject length
22 characters

Against Felix Gray's usual

Sent in the 2 PM hour, which holds 11% of its emails; 23% arrive in the 11 AM hour. The subject is 22 characters; its average is 37.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

From
Felix Gray <[email protected]>
Subject
Sleep is when you heal
Date
Fri, 15 May 2026 18:00:18 +0000 (UTC)
Message-ID domain
geopod-ismtpd-110
Return-Path domain
send.felixgray.com
DKIM signature
d=felixgray.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. from o1392.shared.klaviyomail.com [149.72.233.124] by our receiving server with ESMTPS
  2. by recvd-…-d8j49 with SMTP
  3. from (unnamed) by geopod-ismtpd-110 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

Report this email

Sent just before and after

May 20, 2026 11:01 AM20% off Amber lenses — On Now
May 19, 2026 11:01 AMBuilding healthy habits compound
May 18, 2026 9:47 PMThese Are Worth a Double-Take.
May 15, 2026 2:00 PMSleep is when you heal (this email)
May 14, 2026 11:02 AMWorld Health Day. Here's the data on your eyes.
May 12, 2026 11:02 AMMemorial Day is one week out. Time for a new pair of sunnies
May 9, 2026 11:03 AMTwo hours before bed — what your eyes are still processing

More from Felix Gray

All Felix Gray emails

Get the Black Friday insights

We're collecting every Black Friday email from more than 50,000 brands as it lands. Get what we find: who starts first, the biggest discounts, and the subject lines that stand out.

Free. You'll get a confirmation email first, and you can unsubscribe anytime.